Honeywell Replacement Filter A, 1 Pack, White

HONEYWELL HUMIDIFER REPLACEMENT FILTER - Replacement humidifier wicking filters use a patented that helps stop 99.99% of growth .A blue pre-filter layer helps capture large particles WORKS WITH - The Honeywell “A” wicking filters (HAC504) include a blue pre filter that capture large particles; They work with Evaporative Honeywell Humidifiers in the HCM-350 , HEV355, HCM-710 and HCM-315/HEV312 Model Series COUGH AND CONGESTION RELIEF